/*
 * This file is part of GStreamer Daemon
 * Copyright 2015-2022 Ridgerun, LLC (http://www.ridgerun.com)
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdlib.h>

#include "libgstc_assert.h"
#include "libgstc_thread.h"

GstcStatus
gstc_thread_new (GstcThread * self, GstcThreadFunction func, void *user_data)
{
  int ret;
  pthread_attr_t attr;

  gstc_assert_and_ret_val (NULL != func, GSTC_NULL_ARGUMENT);
  gstc_assert_and_ret_val (NULL != self, GSTC_NULL_ARGUMENT);

  ret = pthread_attr_init (&attr);
  if (ret) {
    return GSTC_THREAD_ERROR;
  }

  ret = pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED);
  if (ret) {
    return GSTC_THREAD_ERROR;
  }

  ret = pthread_create (&(self->thread), &attr, func, user_data);
  if (ret) {
    return GSTC_THREAD_ERROR;
  }

  return GSTC_OK;
}

void
gstc_mutex_init (GstcMutex * mutex)
{
  gstc_assert_and_ret (NULL != mutex);

  pthread_mutex_init (&(mutex->mutex), NULL);
}

void
gstc_mutex_lock (GstcMutex * mutex)
{
  gstc_assert_and_ret (NULL != mutex);

  pthread_mutex_lock (&(mutex->mutex));
}

void
gstc_mutex_unlock (GstcMutex * mutex)
{
  gstc_assert_and_ret (NULL != mutex);

  pthread_mutex_unlock (&(mutex->mutex));
}

void
gstc_cond_init (GstcCond * cond)
{
  gstc_assert_and_ret (NULL != cond);

  pthread_cond_init (&(cond->cond), NULL);
}

void
gstc_cond_wait (GstcCond * cond, GstcMutex * mutex)
{
  gstc_assert_and_ret (NULL != cond);
  gstc_assert_and_ret (NULL != mutex);

  pthread_cond_wait (&(cond->cond), &(mutex->mutex));
}

void
gstc_cond_signal (GstcCond * cond)
{
  gstc_assert_and_ret (NULL != cond);

  pthread_cond_signal (&(cond->cond));
}
